Laparoscopic surgery, Abdominal surgery, Cancer treatment, Whipple procedure, Robotic surgery, Cholecystectomy, Microwa...ve ablation for cancer, Splenectomy, Minimally invasive liver surgery, Minimally invasive pancreas surgery, Intraoperative radiation therapy, Hepatic artery infusion pump chemotherapy, Gastrectomy, Pancreatectomy, Liver resection, Pancreatic enucleation, Cytoreductive surgery, Minimally invasive cancer surgery , HIPEC, Pancreatic cancer, Carcinoid tumor, Recurrent cancer, Liposarcoma, Stomach cancer, Pancreatic neuroendocrine tumor, Gallbladder cancer, Gastrointestinal stromal tumors, Sarcoma, Neuroendocrine tumor, Retroperitoneal sarcoma, Liver tumor, Stage 4 colorectal cancer